package com.tedu.egmybatis3.mapper;

import com.tedu.egmybatis3.pojo.Customers;
import com.tedu.egmybatis3.pojo.CustomersVO1;
import com.tedu.egmybatis3.pojo.CustomersVO2;
import com.tedu.egmybatis3.pojo.CustomersVO3;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;

@Mapper
public interface CustomersMapper {

    int  insertCustomersId(Customers customers);

    CustomersVO1 selectCustomersVO1Id(String custId);

    List<CustomersVO2>  selectCustomersVO2City();

    List<CustomersVO3> selectCustomersAndOrdersVO3Id();
}
